4,4′-Diisothiocyanato-2,2′-stilbenedisulfonic acid disodium salt hydrate
4,4′-Diisothiocyanato-2,2′-stilbenedisulfonic acid disodium salt hydrate (CAS 207233-90-7) is a specialized organic compound with the linear formula SCNC<sub>6</sub>H<sub>3</sub>(SO<sub>3</sub>Na)CH=CHC<sub>6</sub>H<sub>3</sub>(NCS)SO<sub>3</sub>Na·xH<sub>2</sub>O. It has a molecular weight of 498.48 on an anhydrous basis. This chemical is primarily utilised as a building block in organic synthesis and as a fluorescent label or probe in biochemical and scientific research applications. Its reactive isothiocyanate groups make it valuable for conjugation and labelling.
- Synonyms
- 207233-90-7SCNC6H3(SO3Na)CH=CHC6H3(NCS)SO3Na·xH2O
Fluorescent Labelling
This compound serves as a valuable fluorescent label due to its stilbene core. It can be used to tag biomolecules for detection and imaging in various biological assays.
Organic Synthesis Building Block
As an organic building block, it is employed in the synthesis of more complex molecules. The presence of two isothiocyanate groups allows for diverse chemical modifications and reactions.
Biochemical Reagent
It functions as a reagent in biochemical studies, potentially for protein modification or analysis. Its water solubility in bicarbonate solutions aids its use in aqueous biological systems.
| Molecular weight | 498.48 (anhydrous basis) |
|---|---|
| Linear formula | SCNC6H3(SO3Na)CH=CHC6H3(NCS)SO3Na·xH2O |
| Assay | ≥80% (elemental analysis) |
| Grade | technical grade |
| Solubility | 0.1 M potassium bicarbonate: soluble50 mg/mL |
| Storage temperature | 2-8°C |
Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H334May cause allergy or asthma symptoms if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
- P342
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 36/37/38-42 |
| Safety statements (S) | 22-26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4,4′-Diisothiocyanato-2,2′-stilbenedisulfonic acid disodium salt hydrate used for?
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This compound is used as a fluorescent label, a fluorescent probe, and a building block in organic synthesis and biochemical research.
What is the CAS number and formula for 4,4′-Diisothiocyanato-2,2′-stilbenedisulfonic acid disodium salt hydrate?
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The CAS number is 207233-90-7 and the linear formula is SCNC<sub>6</sub>H<sub>3</sub>(SO<sub>3</sub>Na)CH=CHC<sub>6</sub>H<sub>3</sub>(NCS)SO<sub>3</sub>Na·xH<sub>2</sub>O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical as technical grade with an assay of ≥80% (elemental analysis). We do not represent this product as USP, BP, or EP grade.
What are the safety and handling considerations for this product?
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This product carries a Danger signal word and is associated with hazards including skin irritation (H315), serious eye irritation (H319), respiratory sensitisation (H334), and respiratory tract irritation (H335). Appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, face shields, and gloves, should be worn when handling. Ensure good ventilation and avoid breathing dust.
How is 4,4′-Diisothiocyanato-2,2′-stilbenedisulfonic acid disodium salt hydrate packed, shipped, and exported?
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Tech Serve Solutions, a global supplier and exporter, ensures appropriate packaging for shipment and export according to relevant regulations.
How can I request a sample or quote for this chemical?
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To request a sample or a quote, please contact our sales team through the website or provide your details via the product enquiry form.
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